This object has not been measured by the 3D pipeline. Its entry in the catalogue rests on the published description only; no surface fit, latitude or line detection exists for it.
References
– Gibbs, Sharon L., Greek and Roman Sundials, New Haven and London, 1976, p. 71, p. 203.
– Alberi Auber, Paolo, L'orologio solare a semisfera del Museo di Udine, 2005, p. 167.